* BTRFS_INODE_NODATACOW
@ 2013-10-21 15:53 lilofile
2013-10-21 15:58 ` BTRFS_INODE_NODATACOW Hugo Mills
0 siblings, 1 reply; 2+ messages in thread
From: lilofile @ 2013-10-21 15:53 UTC (permalink / raw)
To: linux-btrfs
BTRFS_INODE_NODATACOW
what does this macro means?
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: BTRFS_INODE_NODATACOW
2013-10-21 15:53 BTRFS_INODE_NODATACOW lilofile
@ 2013-10-21 15:58 ` Hugo Mills
0 siblings, 0 replies; 2+ messages in thread
From: Hugo Mills @ 2013-10-21 15:58 UTC (permalink / raw)
To: lilofile; +Cc: linux-btrfs
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On Mon, Oct 21, 2013 at 11:53:42PM +0800, lilofile wrote:
>
> BTRFS_INODE_NODATACOW
> what does this macro means?
A file with that attribute set will be modified in place, rather
than have extents CoWed when they're modified. This is the
implementation of the +C attribute.
Hugo.
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